#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#define IPSTR_LEN 32
struct info_data
{
    char ipstr[IPSTR_LEN];
    int port;
    int lismax;
};
/* 获取配置文件中的IP port lismax */
int read_info_cnf(struct info_data * p);